Zoning, building permits and septic rules in Dunkirk, New York

Dunkirk’s own rules

• Building permitRequired

  Erection, construction, alteration, demolition or change of occupancy of buildings inside Dunkirk city

  • No permit required for ordinary repairs that are not structural in nature.
  • Permit cannot issue unless Chapter 79 zoning is complied with.
  • Building inspector must approve or disapprove within 45 days.
  • Permit effective six months, with up to two three-month extensions.

  “no building permit shall be required for the performance of ordinary repairs which are not structural in nature.”

• Certificate of occupancyRequired

  New, enlarged or altered buildings and changes of use inside Dunkirk city

  • Altered or worked-on buildings may be occupied up to 30 days after completion without a certificate.
  • Change of use or occupancy type needs a certificate authorizing it.
  • Application by owner or agent.

  “no building hereafter erected shall be used or occupied in whole or in part until a certificate of occupancy shall have been issued by the building inspector.”

• Local zoningPresent

  All land inside Dunkirk city (Chautauqua County), Chapter 79 Zoning

  • The city is drafting an updated zoning law and map (draft dated 07/01/26); the existing Chapter 79 is the text reviewed.

  “§ 79-3060 lot, area and yard requirements. the following lot requirements apply to the r-1 district”

• Zoning districtsPublished

  Zoning districts inside Dunkirk city

  • Table of contents lists R-1, R-2, R-3 and further districts; only R-1 text was read.
  • A draft updated zoning map is posted on the city site.

  “part ii zoning districts and requirements article ii districts and maps § 79-2010 § 79-2020 § 79-2030 § 79-2040 establishment of districts”

• Minimum dwelling sizeSpecified

  R-1 single family district inside Dunkirk city

  • Applies only in R-1; other districts not reviewed.

  minimum floor area, one-story dwelling: >= 900 sq ft · minimum main floor, 1.5 or 2 story dwelling: >= 800 sq ft

  “minimum floor area one story dwelling minimum floor area one-and-one-half or two story § 79-3080 900 sq. feet 800 square feet main floor”

• SetbacksSpecified

  R-1 single family district inside Dunkirk city

  • Corner lots: width at the building line of 100 feet, with additional yard requirements for both street-abutting yards set elsewhere in the chapter.
  • Other districts not reviewed.

  front yard: >= 30 ft · side yard, principal use: >= 10 ft · side yard, ancillary use: >= 5 ft · rear yard, principal use: >= 35 ft · rear yard, ancillary use: >= 25 ft

  “minimum front yard depth 30 feet minimum side yard - principal use 10 feet minimum side yard - ancillary use 5 feet minimum rear yard - principal use 35 feet minimum rear yard - ancillary use 25 feet”

• Lot coverageSpecified

  R-1 single family district inside Dunkirk city

  • Other districts not reviewed.

  maximum building coverage: <= 35 percent · maximum lot coverage: <= 50 percent

  “maximum building coverage 35% maximum lot coverage 50%”

• Building heightSpecified

  R-1 single family district inside Dunkirk city

  • Other districts not reviewed.

  maximum building height: <= 30 ft (and 2.5 stories)

  “maximum building height 2 1/2 stories not to exceed 30 feet”

• Permit feesPublished

  Building permits inside Dunkirk city

  • The building and zoning page links a 2025 Permit Fee Schedule that was not opened.
  • Fees are nonrefundable and due at the city clerk before permit issuance.

  “upon the filing of an application for a permit, the building inspector shall determine from the application the appropriate fee and shall enter the same on the application. such fee is nonrefundable and shall be immediately due and payable in the office of the city clerk.”

• Permit processPublished

  Building permit applications inside Dunkirk city

  • Application is made to the building inspector with plans and a plot plan; the inspector may waive plans for minor alterations.

  review deadline: <= 45 days

  “he shall approve or disapprove the application within forty-five (45) days from the date of submission of the application.”

Still unanswered

We looked and could not find an official answer yet. Silence is not permission; ask Dunkirk or Chautauqua County directly.

• Owner-builder exemption — Owner-builder exemption inside Dunkirk city
• Building code adopted — Building code inside Dunkirk city
• Inspections — Construction inspections inside Dunkirk city
• Living in an RV — RV occupancy inside Dunkirk city
• Camping on your land — Temporary camping inside Dunkirk city

Each answer was extracted from an official source and independently re-checked against that source by a second reviewer. That is an evidence check, not legal advice. Rules change; confirm with the authority before you buy or build.